It takes 100 workers 6 weeks to build 4miles of highway. How long will it take 160 workers to build 16 miles

What is 32+4 x (16 x 1/2) -2 show your work}

Sundar used linear combination to solve the system of equations shown. he did so by multiplying the first equation by 5 and the second equation by another number to eliminate the y-terms. what number did sundar multiply the second equation by? 2x+9y=41 3x+5y=36

Look at this pattern ; 1,4,9, number 10000 belongs in this pattern . what’s the place of this number?